7. INTANGIBLE ASSETS

6 Months Ended

Jun. 30, 2018

Intangible Assets

7. INTANGIBLE ASSETS

Intangible assets at June 30, 2018 and December 31, 2017 consist of the following:

	June 30, 2018						December 31, 2017
			Accumulated						Accumulated
	Cost		Amortization		Net		Cost		Amortization		Net
Trademark and other intangible rights related to Nabi-HB	$	4,100,046	$	634,531	$	3,465,515	$	4,100,046	$	341,670	$	3,758,376
Rights to intermediates		907,421		140,434		766,987		907,421		75,618		831,803
Customer contract		1,076,557		882,178		194,379		1,076,557		817,386		259,171
	$	6,084,024	$	1,657,143	$	4,426,881	$	6,084,024	$	1,234,674	$	4,849,350

All of the Company’s intangible assets were acquired in the Biotest Transaction. Amortization expense related to these intangible assets for the three and six months ended June 30, 2018 was $0.2 million and $0.4 million, respectively. Amortization expense for the three and six months ended June 30, 2017 was $0.1 million. Estimated aggregate future aggregate amortization expense for the next five years is expected to be as follows:

Remainder of 2018	$	422,469
2019		844,938
2020		715,352
2021		715,352
2022		715,352